Cannabis potency has risen sharply over the past few decades. Here’s how Tetrahydrocannabinol (THC)  levels changed over the past several decades, what drove the shift, and the health implications of high-potency products. Cannabis today is not the same cannabis many people picture from the 1960s–1990s. One of the biggest changes is potency, most commonly measured … Continue reading Cannabis Potency: Then vs Now (What Has Changed and Why It Matters)